Now, why would I want to do that? Cloud resources can be expensive; I have to depend on a third party for some of my most important applications; performance may suffer; my data ends up outside my organization…all valid concerns. Which likely explains why most HPC continues to be hosted in-house. But another question is, is it even an option to effectively leverage the cloud for clustered computing? How do I extend my on-premise cluster to cloud servers and still manage them as a single cluster?
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